US9316823B2 - Switchable high and low magnification lightweight microscope lens structure - Google Patents

Switchable high and low magnification lightweight microscope lens structure Download PDF

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Publication number
US9316823B2
US9316823B2 US14/509,915 US201414509915A US9316823B2 US 9316823 B2 US9316823 B2 US 9316823B2 US 201414509915 A US201414509915 A US 201414509915A US 9316823 B2 US9316823 B2 US 9316823B2
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United States
Prior art keywords
microscope
microscope unit
unit
lens structure
lens
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Expired - Fee Related
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US14/509,915
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English (en)
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US20150116821A1 (en
Inventor
Chen-Feng Wu
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DIGILENS Co Ltd
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DIGILENS Co Ltd
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/02—Objectives
    • G02B21/025—Objectives with variable magnification
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/0004—Microscopes specially adapted for specific applications
    • G02B21/0008—Microscopes having a simple construction, e.g. portable microscopes

Definitions

  • the present invention relates to a switchable high and low magnification lightweight microscope lens structure, and more particularly to a microscope lens structure capable of being attached to and combined with a cell phone, a tablet personal computer (PC) or a camera lens for taking and viewing high and low magnification images.
  • a switchable high and low magnification lightweight microscope lens structure and more particularly to a microscope lens structure capable of being attached to and combined with a cell phone, a tablet personal computer (PC) or a camera lens for taking and viewing high and low magnification images.
  • PC personal computer
  • a telescopic zoom lens can be mounted on a camera for wide-angle zoom-in and zoom-out photography.
  • the image processing technique and the telescopic zoom lens only allow cell phones, cameras or tablet computers to zoom in and zoom out for photography while photography involving microscopic images is not available.
  • Taiwan Utility Model Patent No. M244478 an optional lens module can be easily assembled onto a smartphone for a built-in camera lens to magnify, zoom in or zoom out a view of an object in the absence of a microscopic function.
  • Taiwan Utility Model Patent No. M444520 discloses a conventional lightweight high magnification microscope lens structure.
  • the conventional high magnification microscope lens structure includes a body 51 and a rear cover 52.
  • the body 51 has a high magnification lens mounted through the body 51 in a front-to-rear direction.
  • the conventional high magnification microscope lens structure can be adhered to and assembled on the camera lens of a smartphone, a camera or a tablet PC for the purpose of providing a microscopic function.
  • the conventional high magnification microscope lens structure only has a single microscope lens, under the circumstances of teaching or industrial applications demanding lower and higher magnifications, the conventional high magnification microscope lens structure with a single microscope lens fails to meet such demands.
  • An objective of embodiments of the present invention is to provide a switchable high and low magnification lightweight microscope lens structure, which can adhesively attach to a lens of a cell phone, a tablet computer or a camera with a high-magnification lens and a low-magnification lens switchable for meeting the needs of taking high or low-magnification microscopic images and serving as a teaching tool in biological observations or enlargement of detailed portions of industrial and commercial products.
  • the first microscope lens is mounted through the first microscope unit in a front-to-rear direction.
  • the first adhesive piece is adhesively attached to an inner side of the first microscope unit with a hole formed through the first adhesive piece.
  • the second microscope unit having a second microscope lens is mounted through the second microscope unit in the front-to-rear direction and has a magnification higher than a magnification of the first microscope lens.
  • the fixed arms are formed on and protrude from an edge of the first microscope unit.
  • the pivoting pin is mounted through the fixed arms and the pivoting block.
  • the first microscope unit is pivotable with respect to the second microscope unit, and the inner side of the first microscope unit is superimposable on the inner side of the second microscope unit when the microscope lens structure is in a closed state.
  • the second microscope unit has a second adhesive piece adhesively attached to an inner side of the second microscope unit with a hole formed through the second adhesive piece.
  • the pivoting block is tilted outwards when the microscope lens structure is in a fully open state.
  • a gap defined between the inner sides of the first microscope unit and the second microscope unit is greater than a height of the first adhesive piece.
  • the first microscope unit is pivotable in a range between 270° and 360° with respect to the second microscope unit.
  • the first microscope unit has a strap hole formed on a side edge thereof for a strap to pass through the strap hole, and two ends of the strap are tied to an earphone plug.
  • each fixed arm of the hinge has an indentation formed in an inner side thereof
  • the pivoting block has two bosses respectively formed on two opposite sides thereof adjacent to the indentations and respectively engaging the indentations of the fixed arms of the hinge.
  • the switchable high and low magnification lightweight microscope lens structure can be adhesively attached to a lens of a cell phone, a tablet computer or a camera and can be magnification-switchable as follows. After aligned with an optical axis of the lens of the cell phone, the tablet computer or the camera, the first adhesive piece on the inner side of the first microscope unit is adhesively attached to the cell phone, the tablet computer or the camera to observe or take microscopic images with a low magnification. Alternatively, the first adhesive piece can be manually adjusted and adhesively attached to an appropriate location around the lens of the cell phone, the tablet computer or the camera. Then, the second microscope unit is pivoted and aligned with the optical axis of the lens and the focus of the second microscope unit is adjusted to make the picture seen through the lens and the microscope unit clear for the purpose of taking microscopic images with a high magnification.
  • the microscope lens structure can serve as a teaching tool for biological observation or to enlarge or take microscopic images of detailed portions of industrial and commercial products.
  • Cell phones, tablet computers, and cameras can be used to further instantly transmit the images just taken to any recipient through the Internet by means of the wifi features thereof.
  • FIG. 1 is a perspective view of a conventional high-magnification lightweight microscope lens structure in an unfolded state
  • FIG. 3 is a perspective view of another switchable high and low magnification lightweight microscope lens structure in an unfolded state in accordance with an embodiment of the present invention
  • FIG. 4 is a cross-sectional view of the switchable high and low magnification lightweight microscope lens structure of FIG. 2 in a folded state;
  • FIG. 5 is a perspective view of the switchable high and low magnification lightweight microscope lens structure of FIG. 2 in a folded state
  • FIG. 6 is a schematic view of the switchable high and low magnification lightweight microscope lens structure of FIG. 2 disposed on a cell phone strap;
  • FIG. 8 is an operational perspective view of the switchable high and low magnification lightweight microscope lens structure of FIG. 2 mounted on a cell phone;
  • FIG. 9 is an operational front view of the switchable high and low magnification lightweight microscope lens structure of FIG. 2 mounted on a tablet computer;
  • FIG. 11 is a schematic view of a picture of a mosquito taken by a cell phone through the switchable high and low magnification lightweight microscope lens structure of FIG. 2 ;
  • FIG. 12 is a partial exploded perspective view showing a hinge of the switchable high and low magnification lightweight microscope lens structure of FIG. 2 .
  • a switchable high and low magnification lightweight microscope lens structure 100 in accordance with an embodiment of the present invention has a first microscope unit 1 , a second microscope unit 2 and a hinge 4 .
  • the first microscope unit 1 has a first microscope lens 11 and a first adhesive piece 12 .
  • the first microscope lens 11 is mounted within the first microscope unit 1 in a front-to-rear direction with an inner end thereof recessed outwards.
  • the first adhesive piece 12 is adhesively attached to an inner side of the first microscope unit 1 and is mounted around the inner end of the first microscope lens 11 with a hole centrally formed through the first adhesive piece 12 , and a thickness of the first adhesive piece 12 is greater than a recessed depth of the inner end of the first microscope lens 11 .
  • the second microscope unit 2 has a second microscope lens 21 and a second adhesive piece 23 .
  • the second microscope lens 21 is mounted within the second microscope unit 2 in the front-to-rear direction with an inner end thereof recessed and extending outwards, and has a magnification higher than that of the first microscope lens 11 .
  • the second adhesive piece 23 is securely attached to an inner side of the second microscope unit 2 and is mounted around the inner end of the second microscope lens 21 with a hole centrally formed through the second adhesive piece 23 and a thickness of the second adhesive piece 23 is greater than a recessed depth of the inner end of the second microscope lens 2 .
  • the hinge 4 has two fixed arms 41 , a pivoting block 42 and a pivoting pin 43 .
  • the fixed arms 41 are formed on and protrude from one edge of the first microscope unit 1 .
  • the pivoting block 42 is formed on and protrudes from one edge of the second microscope unit 2 , and is mounted between the fixed arms 41 .
  • the pivoting pin 43 is mounted through the fixed arms and the pivoting block 42 such that the first microscope unit 1 is pivotable with respect to the second microscope unit 2 and the inner side of the first microscope unit 1 is superimposed on the inner side of the second microscope unit 2 to prevent dust from entering the microscope lens structure 100 and prevent the first adhesive piece 12 and the second adhesive piece 23 from losing stickiness.
  • the pivoting block 42 is tilted outwards when the microscope lens structure 100 is in a fully open state, such that the first microscope unit 1 is pivotable in a range between 270° and 360° with respect to the second microscope unit 2 .
  • a gap defined between the inner sides of the first microscope unit 1 and the second microscope unit 2 is greater than a height of the first adhesive piece 12 mounted on the inner side of the first microscope unit 1 such that the first microscope unit 1 and the second microscope unit 2 will not contact the first adhesive piece 12 when both are superimposed on each other.
  • An outer diameter of the first adhesive piece 12 is slightly less than an inner diameter of the second adhesive piece 23 mounted on the inner side of the second microscope unit 2 such that the first adhesive piece 12 and the second adhesive piece 23 will not contact each other when the first microscope unit 1 and the second microscope unit 2 are superimposed on each other.
  • the first microscope unit 1 has an eye-shaped edge portion 13 formed around a peripheral wall of an outer portion of the first microscope unit 1
  • the second microscope unit 2 has a sawtooth-shaped edge portion 22 formed around a peripheral wall of an inner portion of the second microscope unit 2 for the first microscope unit 1 and the second microscope unit 2 to exhibit an appearance of a human eye when the first microscope unit 1 and the second microscope unit 2 are superimposed on each other.
  • the first microscope unit 1 has a strap hole 14 for a strap 15 to be mounted there through such that the microscope lens structure 100 can be hung on a cell phone 31 .
  • the microscope lens structure 100 when the microscope lens structure 100 is mounted on a camera 31 , to manually switch from the first microscope unit 1 to the second microscope unit 2 , the first adhesive piece 12 of the first microscope unit is manually attached to an appropriate portion around a lens 30 of the camera 31 at the user's discretion, and the second microscope unit 2 is pivoted up and is aligned in a direction with an included angle between the second microscope unit 2 and the lens 30 , and the focus of the second microscope lens 21 is adjusted and an optical axis of the second microscope lens 21 is aligned with that of the lens 30 to make an image seen through the lens 30 and the second microscope lens 21 clear.
  • the second microscope unit 2 can be pivoted in a continuous stageless manner, which can be achieved by a ratchet mechanism 44 .
  • the second microscope unit 2 When the second microscope unit 2 is not used, the second microscope unit 2 is pivoted down for the optical axis of the second microscope unit 2 to be misaligned with that of the lens 30 of the camera such that the lens 30 of the camera 31 restores the original image-taking functions thereof.
  • the microscope lens structure 100 is respectively and adhesively combined with a lens 30 of a cell phone 31 , a tablet computer 32 or a camera 31 through the use of the second adhesive piece 12 .
  • the second microscope unit 2 is pivoted toward the lens 30 of the camera 31 , the focus of the second microscope lens 21 is adjusted, and an optical axis of the second microscope lens 21 is aligned with that of the lens 30 to observe or take a microscopic image with a relatively higher magnification, as shown in FIG. 8 .
  • the first adhesive piece 12 of the first microscope unit 1 is aligned with the lens 30 of the tablet computer 32 or the camera 33 as shown in FIGS. 9 and 10 to observe or take a microscopic image with a relatively lower magnification as shown in FIG. 11 .
  • the first microscope unit 1 has a first corrugated surface 16 formed around a circumferential edge thereof
  • the second microscope unit 2 has a second corrugated surface 24 formed around a circumferential edge thereof, and a recess 25 is formed in the second corrugated surface 24 .
  • each fixed arm 41 of the hinge 4 has an indentation 45 formed in an inner side thereof.
  • the pivoting block 42 has two bosses 46 respectively formed on two opposite sides thereof adjacent to the indentations 45 and respectively engaging the indentations 45 on the fixed arms 41 .
  • the microscope lens structure 100 can serve as a teaching tool for biological observations or for the use of enlarging or taking microscopic images of detailed portions of industrial and commercial products.
  • Cell phones, tablet computers, and cameras can be used to further instantly transmit the images just taken to any recipient through the Internet by means of the WiFi feature thereof.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Microscoopes, Condenser (AREA)
  • Accessories Of Cameras (AREA)
  • Telephone Set Structure (AREA)
  • Lenses (AREA)
US14/509,915 2013-10-30 2014-10-08 Switchable high and low magnification lightweight microscope lens structure Expired - Fee Related US9316823B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201320677968.9U CN203587874U (zh) 2013-10-30 2013-10-30 一种可变换高/低倍率的轻便型显微放大镜头结构
CN201320677968U 2013-10-30
CN201320677968.9 2013-10-30

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US20150116821A1 US20150116821A1 (en) 2015-04-30
US9316823B2 true US9316823B2 (en) 2016-04-19

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US (1) US9316823B2 (ja)
JP (1) JP3195419U (ja)
CN (1) CN203587874U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10416432B2 (en) 2017-09-04 2019-09-17 International Business Machines Corporation Microlens adapter for mobile devices
US20200261915A1 (en) * 2019-02-18 2020-08-20 Dmitri Dozortsev Device for Storing and Viewing Preserved DNA

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TWI533025B (zh) * 2014-07-07 2016-05-11 億觀生物科技股份有限公司 可攜式顯微鏡裝置
WO2018029788A1 (ja) * 2016-08-09 2018-02-15 学校法人神奈川歯科大学 医療用スコープ
GB201710324D0 (en) * 2017-06-28 2017-08-09 Lig Tech Ltd Microsphere lens assembly
CN108169884B (zh) * 2018-02-26 2024-01-30 南京恒晓光电科技有限公司 一种便携式光学显微镜
CN110824691B (zh) * 2019-11-14 2022-04-05 武汉兰丁智能医学股份有限公司 基于手机的细胞微型显微图像采集装置的图像拼接方法

Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2630631A (en) * 1949-08-04 1953-03-10 Journal Company Optical comparison gauge
US4190322A (en) * 1977-09-01 1980-02-26 Wortley Stewart W Magnifying means
US4737016A (en) * 1986-04-03 1988-04-12 Russell Bruce J Portable field microscope
US20020044347A1 (en) * 2000-04-03 2002-04-18 Steenblik Richard A. Lenses and uses, including microscopes
US20040032652A1 (en) * 2002-08-13 2004-02-19 Holmes Delores Naomi Collapsible viewing instrument
US20050169628A1 (en) * 2002-04-16 2005-08-04 Zhang James J. Integral lens attachment, sunshade and camera lens cover
US6950374B2 (en) * 1995-08-24 2005-09-27 Mckay Christopher B Timekeeping and magnifying device
US20080024738A1 (en) * 2004-11-19 2008-01-31 Nikon Corporation Projector Device and Portable Telephone
US20080055745A1 (en) * 2006-09-05 2008-03-06 Gem Optical Co., Ltd Magnifying glass with light for handheld electronic device
US7362519B2 (en) * 2004-04-20 2008-04-22 Fujinon Corporation Optical unit
US20080204551A1 (en) * 2006-10-17 2008-08-28 O'connell Dan Miniature microscope camera
US20090093274A1 (en) * 2005-03-09 2009-04-09 Scalar Corporation Magnifying attachment
US20090219483A1 (en) * 2008-02-28 2009-09-03 Fumio Takanashi Front-lens attachment for an optical observation device
US7599135B2 (en) * 2007-11-09 2009-10-06 Duan Feng Handheld magnifying device incorporating a circular array of light emitting diodes
US20120262805A1 (en) * 2009-12-25 2012-10-18 Konica Minolta Advanced Layers, Inc. Image Pickup Lens Unit
US20140078594A1 (en) * 2010-12-13 2014-03-20 Appbanc, Llc Smartphone lens assembly

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2630631A (en) * 1949-08-04 1953-03-10 Journal Company Optical comparison gauge
US4190322A (en) * 1977-09-01 1980-02-26 Wortley Stewart W Magnifying means
US4737016A (en) * 1986-04-03 1988-04-12 Russell Bruce J Portable field microscope
US6950374B2 (en) * 1995-08-24 2005-09-27 Mckay Christopher B Timekeeping and magnifying device
US20020044347A1 (en) * 2000-04-03 2002-04-18 Steenblik Richard A. Lenses and uses, including microscopes
US20050169628A1 (en) * 2002-04-16 2005-08-04 Zhang James J. Integral lens attachment, sunshade and camera lens cover
US20040032652A1 (en) * 2002-08-13 2004-02-19 Holmes Delores Naomi Collapsible viewing instrument
US7362519B2 (en) * 2004-04-20 2008-04-22 Fujinon Corporation Optical unit
US20080024738A1 (en) * 2004-11-19 2008-01-31 Nikon Corporation Projector Device and Portable Telephone
US20090093274A1 (en) * 2005-03-09 2009-04-09 Scalar Corporation Magnifying attachment
US20080055745A1 (en) * 2006-09-05 2008-03-06 Gem Optical Co., Ltd Magnifying glass with light for handheld electronic device
US20080204551A1 (en) * 2006-10-17 2008-08-28 O'connell Dan Miniature microscope camera
US7599135B2 (en) * 2007-11-09 2009-10-06 Duan Feng Handheld magnifying device incorporating a circular array of light emitting diodes
US20090219483A1 (en) * 2008-02-28 2009-09-03 Fumio Takanashi Front-lens attachment for an optical observation device
US20120262805A1 (en) * 2009-12-25 2012-10-18 Konica Minolta Advanced Layers, Inc. Image Pickup Lens Unit
US20140078594A1 (en) * 2010-12-13 2014-03-20 Appbanc, Llc Smartphone lens assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10416432B2 (en) 2017-09-04 2019-09-17 International Business Machines Corporation Microlens adapter for mobile devices
US20200261915A1 (en) * 2019-02-18 2020-08-20 Dmitri Dozortsev Device for Storing and Viewing Preserved DNA

Also Published As

Publication number Publication date
US20150116821A1 (en) 2015-04-30
JP3195419U (ja) 2015-01-22
CN203587874U (zh) 2014-05-07

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